Interpreting Slope as Unit Rate

What does it mean for a relationship to be proportional?

• Goes through the origin

• Has a constant rate of change

• Is a straight line

• All of these!

Dev keeps a record in graph form of how far his car travels and the number of gallons of gasoline it uses.
What is the slope of the graph?

• 64

• 128

• 32

• 16

What is Brad's slope/unit rate in terms of sit-ups?

• sit-up per day

• sit-ups per day

• sit-ups per day

• days per 1 sit-up

Determine the slope.

• m= -5/2

• m=5/2

• m=2/5

• m=-2/5

Which statement best describes the number of cans Danny drinks per week?

• 2 cans per week

• 5 cans per week

• 10 cans per week

• 20 cans per week

Find the slope from the table.

• 3

• -3

• 20

• Not a constant slope/Non-Linear

Find the rate of change

• 1

• 2

• 11

• Not a constant slope/Non-Linear

At what rate did the rain fall?

• 2 cm per hour

• ¹/₄ cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $100 is earned for every 2 hours worked

• $500 is earned for every 8 hours worked

• $200 is earned for every 3 hours worked

Dev keeps a record in graph form of how far his car travels and the number of gallons of gasoline it uses.
What is the equation of the line?

• y=64x

• y=128x

• y=32x

• y=16x